Learningaims:

Mastertheimportantwordsandexpressionsaboutglobalwarming,energy,environmentandsoon.Understandthepassageandgraspthekeywords,phrasesandsentencesinthepassage.Mastertheabilitytosolvetheproblemsonyourowncorrectly.Strengthentheenvironmentalawarenessandtakeactiontoprotecttheearthactively.Pre-readingWhatdoyoufeel?Whathappened?Ourmotherisweeping.ReadingTHEEARTHISBECOMINGWARMER---BUTDOESITMATTER?Fastreading:

Readthepassagequicklyandgraspthekeysentences(七選五).A.Thereisnodoubtthatitishumanactivitythathascausedthisglobalwarming.B.Therefore,weshouldnotburnfossilfuels.C.However,somescientiststhinkhighlevelsofCO?intheairwouldbenefitus.D.Howhasthiscomeaboutanddoesitmatter?E.Moreheatenergybeingtrappedintheatmospherecausingtheglobaltemperaturetogoup.F.Butnooneknowstheeffectsofglobalwarming.G.Weallbelieveitwillcausegreatdisasters.Duringthe20thcenturythetemperatureoftheearthroseaboutonedegreeFahrenheit.__1___EarthCare’sSophieArmstrongexploresthesequestions.__2__Humanbeingsoftenburnfossilfuelstoproduceenergy,whichproducesmuchgreenhousegases,CO?

.Scientistscallitthegreenhouseeffect.__3__Somescientiststhinkthattemperatureincreaseswouldleadtocatastrophes.__4__TheypredictthatmoreCO?isactuallyapositivething.Itwillmakelifeforhumanbeingsbetter.Greenhousegasescontinuetobuildupintheatmosphere.__5__Doesthatmeanweshoulddonothing?Or,aretheriskstoogreat?Howhasthiscomeaboutanddoesitmatter?Thereisnodoubtthatitishumanactivitythathascausedthisglobalwarming.Moreheatenergybeingtrappedintheatmospherecausingtheglobaltemperaturetogoup.However,somescientiststhinkhighlevelsofCO?intheairwouldbenefitus.Butnooneknowstheeffectsofglobalwarming.DAECFDuringthe20thcenturythetemperatureoftheearthroseaboutonedegreeFahrenheit.__1___EarthCare’sSophieArmstrongexploresthesequestions.__2__Humanbeingsoftenburnfossilfuelstoproduceenergy,whichproducesmuchgreenhousegases,CO?

.Scientistscallitthegreenhouseeffect.__3__Somescientiststhinkthattemperatureincreaseswouldleadtocatastrophes.__4__TheypredictthatmoreCO?isactuallyapositivething.Itwillmakelifeforhumanbeingsbetter.Greenhousegasescontinuetobuildupintheatmosphere.__5__Doesthatmeanweshoulddonothing?Or,aretheriskstoogreat?Howhasthiscomeaboutanddoesitmatter?Thereisnodoubtthatitishumanactivitythathascausedthisglobalwarming.Moreheatenergybeingtrappedintheatmospherecausingtheglobaltemperaturetogoup.However,somescientiststhinkhighlevelsofCO?intheairwouldbenefitus.Butnooneknowstheeffectsofglobalwarming.DAECFOurmother

isgroaning(呻吟).Carefulreading:Task1:Readthepassagecarefullyandfindthedetails.1.Whofoundouttheamountofcarbondioxideintheatmospherefrom1957to1977?A.Dr.JaniceFoster.B.CharlesKeeling.C.GeorgeHambley.D.SophieArmstrong.2.WhichofthefollowingisDr.JaniceFoster’sopinion?A.Theresultofthetemperatureincreasewillbeserious.B.Theamountofwarmingisnothingserious.C.Weneedn’tworryabouthighlevelsofcarbondioxide.D.Globalwarmingisanaturalphenomenon.3.Theauthorprobablyagreesthat_____.A.actuallyglobalwarmingisgoodformanB.weshoulddonothingabouttheglobalwarmingC.catastropheswillhappeniftheglobekeepsonwarmingD.alotremainstobefoundoutabouttheeffectsofglobalwarming4.Hambleystates,“Morecarbondioxideisactuallyapositivething.”“state”heremeansthesameastheonein“_____”.A.Therelativestrengthofthecentralandstategovernment.B.Icanstatequitedefinitelyitwillbegood.C.Thehousehasfallenintoa

state

ofneglect.D.Sheteachesina

state

university.Whofoundouttheamountofcarbondioxideintheatmospherefrom1957to1977?Dr.JaniceFoster.B.CharlesKeeling.C.GeorgeHambley.D.SophieArmstrong.2.WhichofthefollowingisDr.JaniceFoster’sopinion?Theresultofthetemperatureincreasewillbeserious.Theamountofwarmingisnothingserious.Weneedn’tworryabouthighlevelsofcarbondioxide.Globalwarmingisanaturalphenomenon.3.Theauthorprobablyagreesthat_____.actuallyglobalwarmingisgoodformanweshoulddonothingabouttheglobalwarmingcatastropheswillhappeniftheglobekeepsonwarmingalotremainstobefoundoutabouttheeffectsofglobalwarming4.Hambleystates,“Morecarbondioxideisactuallyapositivething.”“state”heremeansthesameastheonein“_____”.A.Therelativestrengthofthecentralandstategovernment.B.Icanstatequitedefinitelyitwillbegood.C.Thehousehasfallenintoa

state

ofneglect.D.Sheteachesina

state

university.n.州n.狀態(tài)adj.州立的v.陳述，說(shuō)明Ourmotheriscoughing.

Whathascausedtheglobalwarming?Task2:123byproducts4humanactivitygreenhouseeffectburningoffossilfuelsgreenhousegases_______heatfromthesunTheearthis_________Thetemperature_______trapwarmergoesupgases123byproducts4humanactivitygreenhouseeffectburningoffossilfuelsgreenhousegases_______heatfromthesunTheearthis_________Thetemperature_______trapwarmergoesupgasesIt’sthat……duetoarecalledcausesoRetellingIt’shumanactivitythathascausestheglobalwarming.

Thetemperatureincreasesduetotheburningoffossil

fuels.

SomebyproductssuchasCO?,methane…arecalledgreenhousegases.

Theycausethegreenhouseeffect.Thegreenhousegasescantrap

heatfromthesunsotheearthiswarmerandthetemperaturegoesup.Ourmotherisyelling.AnalyzethedifferentideasbetweenDr.JaniceFosterandGeorgeHambley

Task3:Ourmotherissighing.Duringthe20thcenturythetemperatureoftheearth__1___(rise)aboutonedegreeFahrenheit.Howhasthiscomeabout?Allscientistssubscribe__2__theviewthatitishumanactivity__3__hascausedtheglobalwarming.Theburningoffossilfuelshasresultedintheincreaseincarbondioxide.Theglobaltemperaturegoesup____4___moreheatenergytendsto____5____(trap)intheatmosphere.Theattitudeofscientiststotheriseare_____6_____(complete)different.Somethinkthetrendwouldbeacatastrophe__7__somepredictthatanywarmingwillbemildwithfew_____8_______(environment)consequences.Theythinkitwillbe____9_____(benefit)toplantsandagreaterrangeofanimals,___10____willmakepeoples’lifebetter.rosetothatbecausebetrappedcompletelywhileenvir